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E3 ligase TRIM72 negatively regulates myogenesis by IRS-1 ...

E3 ligase TRIM72 negatively regulates myogenesis by IRS-1 ...

E3 ligase TRIM72 negatively regulates myogenesis by IRS-1 ...

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UbcH2 knockdown enhances <strong>myogenesis</strong><br />

<strong>by</strong> inhibiting <strong>IRS</strong>-1 ubiquitination.<br />

Si-control<br />

Si-UbcH2<br />

+ - + -<br />

- + - +<br />

Si-control<br />

Si-UbcH2<br />

Myogenic index (%)<br />

60<br />

50<br />

40<br />

30<br />

20<br />

10<br />

*<br />

UbcH2<br />

MyHC<br />

Cav-3<br />

Mgn<br />

<strong>IRS</strong>-1<br />

UbcH2<br />

<strong>IRS</strong>-1<br />

WCL<br />

Ubiquitin<br />

<strong>IRS</strong>-1<br />

IP:<strong>IRS</strong>-1<br />

<strong>TRIM72</strong><br />

Actin<br />

C2C12 myotubes

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